Literature Reference: 老马思故枥，穷鳞忆深流。—— 《从军行》戴叔伦 The old horse longs for its old stable, and the stranded fish recalls the deep stream. Source from 'Cong Jun Xing' by Dai Shulun.
忆: Longing and reminiscence, often characteristic of those with a delicate heart and a deep capacity for affection.
深: Profound and enlightened, symbolizing depth of understanding and intelligent wisdom.
Meaning: Yi Shen implies deep reminiscence, cherishing the past and reflecting on bygone days.